EPA Method 8330 Analyte Back Catalog number: 79252 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1142.22-10MG n-Docosane, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 629-97-0 Price on request 72125 Cephalexin Price on request MPFHXS Sodium perfluoro-1-hexane[18O2]sulfonate, 1.2ml x 50ug/ml, methanol Price on request